J1X 5B1 is Canadian Postal Code located in Magog Quebec.
| Postal Code | J1X 5B1 |
| Forward Sortation Area | J1X |
| Name | Magog |
| Province | Quebec |
| Administrative Division | Memphrémagog Regional County Municipality |
| Timezone | Eastern Daylight Time (EDT) |
| Area Code(s) | 819 / 873 |